<?php 

header("Content-type: text/html; charset=utf-8");

$str=<<<sha
rkjdfhlkrnmtoi209712k5k4uiwkgmh00gs90-0S-FPSG;EHL;JFGJFKDLGJWOITJWKMSD,..,F/L;WEK;,.S,FW;EM;FEM,/SG,./S,GE'
sha;

echo $str;
echo "<br>";

$strr="我要/加/个斜杠";

echo addslashes($strr);
echo "<br>";
$strrr="545,78,634,753,1,3,54,87,51,53";
   var_dump(explode("," ,$strrr));

echo "<br>";

$arr=array("nige","smma","guigui");
echo implode( $arr);
echo "<br>";


echo htmlspecialchars("<a href=>你是什么鬼</a>",ENT_QUOTES);

















 ?>